--- /dev/null
+#ifndef _TRACE_POWER_H
+#define _TRACE_POWER_H
+
+#include <linux/ktime.h>
+#include <linux/tracepoint.h>
+
+enum {
+ POWER_NONE = 0,
+ POWER_CSTATE = 1,
+ POWER_PSTATE = 2,
+};
+
+struct power_trace {
+ ktime_t stamp;
+ ktime_t end;
+ int type;
+ int state;
+};
+
+DECLARE_TRACE(power_start,
+ TP_PROTO(struct power_trace *it, unsigned int type, unsigned int state),
+ TP_ARGS(it, type, state));
+
+DECLARE_TRACE(power_mark,
+ TP_PROTO(struct power_trace *it, unsigned int type, unsigned int state),
+ TP_ARGS(it, type, state));
+
+DECLARE_TRACE(power_end,
+ TP_PROTO(struct power_trace *it),
+ TP_ARGS(it));
+
+#endif /* _TRACE_POWER_H */